2904411

Information

• Patent Grant
• 2904411

• References
• Source

• Patent Number

  2,904,411

• Date Filed

  Not available

• Date Issued

  Tuesday, September 15, 1959
  65 years ago

• CPC

  • C30B13/16 - Heating of the molten zone
  • C22B4/00 - Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
  • C30B13/005 - Continuous growth
  • Y10S117/901 - Levitation, reduced gravity, microgravity, space

• US Classifications

  • 075 - Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
  • 023 - Chemistry: physical processes
  • 117 - Single-crystal, oriented-crystal, and epitaxy growth processes
  • 419 - Powder metallurgy processes
  • 438 - Semiconductor device manufacturing: process